DestroyBuildingAppartments(buildingid) {
    if(!IsValidBuilding(buildingid)) {
        printf("DestroyBuildingAppartments NOT VALID BUILDING", buildingid);
        return false;
    }

    foreach(new apartid : apartment_Index) {
        if(IsValidApartment(apartid)) {
            if(apartment_Data[apartid][apart_Building] == GetBuildingID(buildingid)) {
                DestroyApartment(apartid);
            }
        }
    }

    return true;
}

DestroyApartment(apartid, &indexid = -1) {
    if(!Iter_Contains(apartment_Index, apartid)) {
        return false;
    }

    ...

    Iter_SafeRemove(apartment_Index, apartid, indexid);

    CallLocalFunction("OnApartmentDestroyed", "d", apartid);

    return true;
}